Inventor
Richard D. Freeman
Inventor
San Carlos, CA, US
Overview
Patents· 14 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G06Fprimary
G06FElectric digital data processing25%
H03KPulse technique15%
G11CStatic stores10%
A47CChairs5%
B25BTools or bench devices not otherwise provided for, for fastening, connecting, disengaging, or holding5%
B82YSpecific uses or applications of nanostructures5%
G01NInvestigating or analysing materials by determining their chemical or physical properties5%
G07CTime or attendance registers5%
G07FCoin-freed or like apparatus5%
G09GArrangements or circuits for control of indicating devices using static means to present variable information5%
PatentTitleYear
9,726,609'Wavelength selective SERS nanotags'20179,566,693'Turnbuckle wrench assembly'20178,117,577'Determining timing paths within a circuit block of a programmable integrated circuit'20125,764,096'General purpose, non-volatile reprogrammable switch'19985,634,108'Single chip processing system utilizing general cache and microcode cache enabling simultaneous multiple functions'19975,594,363'Logic cell and routing architecture in a field programmable gate array'19975,594,698'Random access memory (RAM) based configurable arrays'19975,574,883'Single chip processing unit providing immediate availability of frequently used microcode instruction words'1996D0368680'Combined bicycle and cart'19965,446,848'Entry level data processing system which is expandable by a factor of two to a partitionable upgraded system with low overhead'19955,385,390'Portable seat carrier'19955,214,512'Keyed, true-transparency image information combine'19934,819,267'Solid state key for controlling access to computer systems and to computer software and/or for secure communications'19894,195,338'Computer typesetting'1980Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1980Patents assigned to BELL TELEPHONE LABOR INC (1)· patent assignee history
1993Patents assigned to AMPEX SYSTEMS CORP (1)· patent assignee history
1993–1998Based in San Carlos, CA, US· patent location history
1995–1997Patents assigned to UNISYS CORP (3)· patent assignee history
1995–1997Based in Mission Viejo, CA, US· patent location history
1996–2012Patents assigned to FREEMAN RICHARD D (2)· patent assignee history
1997Patents assigned to ZYCAD CORP (2)· patent assignee history
2012Based in Soquel, CA, US· patent location history
2017Based in Mountain View, CA, US· patent location history
2017Based in Burien, WA, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| UNISYS CORP | 3 | 1995–1997 |
| FREEMAN RICHARD Dself | 2 | 1996–2012 |
| ZYCAD CORP | 2 | 1997 |
| AMPEX SYSTEMS CORP | 1 | 1993 |
| BELL TELEPHONE LABOR INC | 1 | 1980 |
Locations
| Location | Patents | Span |
|---|---|---|
| San Carlos, California, US | 4 | 1993–1998 |
| Mission Viejo, California, US | 3 | 1995–1997 |
| Mountain View, California, US | 1 | 2017 |
| Burien, Washington, US | 1 | 2017 |
| Soquel, California, US | 1 | 2012 |